放弃也是一种美

public class LinkedListStack {  Node top=new Node(); private static class Node {  U e;  Node next;  public Node(){this.e=null;this.next=null;}  public Node(U e,Node next){ this.e=e;this.next=next;}   

/* *该程序演示随机生成任意数量的演员 */import java.util.*;interface Generator { public T next();}class GuysMovie {  //电影演员 private static long counter=0; private final long id=counter++; public String toString(){  re